Merge pull request #563 from Cisien/cisien/add-rx-time

Add a counter to track rx time for repeater stats

examples/simple_repeater/main.cpp

@@ -98,6 +98,7 @@ struct RepeaterStats {
   uint16_t err_events;                // was 'n_full_events'
   int16_t  last_snr;   // x 4
   uint16_t n_direct_dups, n_flood_dups;
+  uint32_t total_rx_air_time_secs;
 };
 
 struct ClientInfo {
@@ -208,6 +209,7 @@ class MyMesh : public mesh::Mesh, public CommonCLICallbacks {
         stats.last_snr = (int16_t)(radio_driver.getLastSNR() * 4);
         stats.n_direct_dups = ((SimpleMeshTables *)getTables())->getNumDirectDups();
         stats.n_flood_dups = ((SimpleMeshTables *)getTables())->getNumFloodDups();
+        stats.total_rx_air_time_secs = getReceiveAirTime() / 1000;
 
         memcpy(&reply_data[4], &stats, sizeof(stats));